237: 0DTE Trading & Gamma Exposure - Interview w/ Mat Cashman from OIC

As an options trader, how closely should you be watching gamma and gamma exposure (GEX)? This episode will help you better understand gamma, interpret volatility, recognize inflection points, and build more context-aware strategies.

Kirk sits down with Mat Cashman from the OIC to discuss gamma, explore how market makers hedge their positions, and why 0DTE options are so “gamma-rich.” 

Mat explains why hedging dynamics can create sharp market moves and how concepts like charm and convexity shape market behavior over the course of a single trading session. Then, we try to help traders understand how gamma can help them interpret volatility, recognize inflection points, and build more context-aware strategies.

Watch the full interview here